203013301103232 has 128 divisors (see below), whose sum is σ = 544940680257600. Its totient is φ = 66961065000960.

The previous prime is 203013301103203. The next prime is 203013301103243. The reversal of 203013301103232 is 232301103310302.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7543119 + ... + 21515697.

Almost surely, 2^{203013301103232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203013301103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272470340128800).

203013301103232 is an abundant number, since it is smaller than the sum of its proper divisors (341927379154368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203013301103232 is a wasteful number, since it uses less digits than its factorization.

203013301103232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13972994 (or 13972982 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 203013301103232 its reverse (232301103310302), we get a palindrome (435314404413534).

The spelling of 203013301103232 in words is "two hundred three trillion, thirteen billion, three hundred one million, one hundred three thousand, two hundred thirty-two".